Long Thang – Phu My – Song May Line is a 500kV overhead line from Thang Long, Kien Giang, Vietnam, to Song May, Dong Nai, Vietnam.

The project, which is currently in the planning stage, is expected to be commissioned in 2025.


Long Thang – Phu My – Song May Line is an overhead line that will be operated by National Power Transmission. The line will carry alternating current (AC) through double circuit cable.

Long Thang – Phu My – Song May Line project development status

The construction works on the Long Thang – Phu My – Song May Line project will be commenced in 2022 and commissioning is expected in 2025.

About National Power Transmission

National Power Transmission Company is established to supply safe, stable, reliable and continuous power transmission services, and ensuring power supply. The company is based in Vietnam.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.